When did momondo last update prices for flights from Adelaide Airport to Ko Samui Airport?

Prices for flights from Adelaide Airport to Ko Samui Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Adelaide Airport to Ko Samui Airport?

There is 1 operator available for flights from Adelaide Airport to Ko Samui Airport as of November 2025.

How old do you have to be to fly from Adelaide Airport to Ko Samui Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Adelaide Airport to Ko Samui Airport.

What documentation or ID do you need to fly to Ko Samui Airport?

The travel and health documents required for your trip to Ko Samui Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Ko Samui Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$1,063 Cheap Flights from Adelaide to Ko Samui in 2025/26

1 adult

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Find the cheapest flights from Adelaide to Ko Samui

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

06:30 - 21:10ADL-USM

17h 10m2 stops

16:25 - 18:15USM-ADL

23h 20m2 stops

$1,219Qantas Airways

Find Deal

Thu, 7 May - Fri, 15 May

07:50 - 21:10ADL-USM

15h 50m2 stops

14:00 - 11:55USM-ADL

19h 25m2 stops

$1,223Multiple Airlines

Find Deal

Thu, 7 May - Fri, 15 May

08:05 - 08:05ADL-USM

27h 30m3 stops

08:55 - 22:05USM-ADL

33h 40m3 stops

$1,294Multiple Airlines

Find Deal

Mon, 12 Jan - Tue, 20 Jan

17:35 - 07:50ADL-USM

16h 45m1 stop

17:40 - 16:20USM-ADL

20h 10m1 stop

$1,302Singapore Airlines

Find Deal

Thu, 7 May - Fri, 15 May

17:35 - 07:50ADL-USM

16h 45m1 stop

17:40 - 16:20USM-ADL

20h 10m1 stop

$1,307Singapore Airlines

Find Deal

Thu, 7 May - Fri, 15 May

06:25 - 18:50ADL-USM

15h 55m2 stops

08:55 - 14:20USM-ADL

25h 55m3 stops

$1,400Multiple Airlines

Find Deal

Sun, 11 Jan - Mon, 26 Jan

06:25 - 18:50ADL-USM

15h 55m2 stops

08:55 - 06:15USM-ADL

17h 50m2 stops

$1,428Multiple Airlines

Find Deal

Sun, 11 Jan - Mon, 26 Jan

06:25 - 17:10ADL-USM

14h 15m2 stops

08:55 - 22:05USM-ADL

33h 40m3 stops

$1,450Multiple Airlines

Find Deal

Mon, 12 Jan - Tue, 20 Jan

06:25 - 18:50ADL-USM

39h 55m3 stops

08:55 - 14:20USM-ADL

25h 55m3 stops

$1,454Multiple Airlines

Find Deal

Sun, 11 Jan - Mon, 26 Jan

17:35 - 07:50ADL-USM

16h 45m1 stop

15:30 - 07:25USM-ADL

13h 25m2 stops

$1,457Multiple Airlines

Find Deal

Thu, 7 May - Fri, 15 May

Singapore Airlines flights from Adelaide to Ko Samui

Our best Singapore Airlines deals on Adelaide to Ko Samui flight tickets

Singapore Airlines

7 May

ADL17:35Adelaide

16h 45m

1 stop

USM07:50Ko Samui

15 May

USM17:40Ko Samui

20h 10m

1 stop

ADL16:20Adelaide

$1,302

Find similar

Singapore Airlines

7 May

ADL17:35Adelaide

16h 45m

1 stop

USM07:50Ko Samui

15 May

USM17:40Ko Samui

20h 10m

1 stop

ADL16:20Adelaide

$1,307

Find similar

Singapore Airlines

31 Mar

ADL10:10Adelaide

11h 50m

1 stop

USM18:30Ko Samui

8 Apr

USM16:25Ko Samui

12h 30m

1 stop

ADL07:25Adelaide

$1,893

Find similar

Cathay Pacific flights from Adelaide to Ko Samui

Our best Cathay Pacific deals on Adelaide to Ko Samui flight tickets

Cathay Pacific

2 Jan

ADL12:00Adelaide

36h 50m

2 stops

USM21:20Ko Samui

13 Jan

USM11:40Ko Samui

19h 20m

1 stop

ADL10:30Adelaide

$2,638

Find similar

Cathay Pacific

2 Jan

ADL12:00Adelaide

35h 05m

1 stop

USM19:35Ko Samui

13 Jan

USM11:40Ko Samui

19h 20m

1 stop

ADL10:30Adelaide

$2,678

Find similar

Fly from

Fly to

Route

Depart

Return

Price

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Thu 7/5

06:30-21:10

2 stops17h 10m

Ko Samui

Fri 15/5

16:25-18:15

2 stops23h 20m

$1,219

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Thu 7/5

07:50-21:10

2 stops15h 50m

Ko Samui

Fri 15/5

14:00-11:55

2 stops19h 25m

$1,223

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Mon 12/1

08:05-08:05

3 stops27h 30m

Ko Samui

Tue 20/1

08:55-22:05

3 stops33h 40m

$1,294

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Thu 7/5

17:35-07:50

1 stop16h 45m

Ko Samui

Fri 15/5

17:40-16:20

1 stop20h 10m

$1,302

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Thu 7/5

17:35-07:50

1 stop16h 45m

Ko Samui

Fri 15/5

17:40-16:20

1 stop20h 10m

$1,307

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Sun 11/1

06:25-18:50

2 stops15h 55m

Ko Samui

Mon 26/1

08:55-14:20

3 stops25h 55m

$1,400

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Sun 11/1

06:25-18:50

2 stops15h 55m

Ko Samui

Mon 26/1

08:55-06:15

2 stops17h 50m

$1,428

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Mon 12/1

06:25-17:10

2 stops14h 15m

Ko Samui

Tue 20/1

08:55-22:05

3 stops33h 40m

$1,450

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Sun 11/1

06:25-18:50

3 stops39h 55m

Ko Samui

Mon 26/1

08:55-14:20

3 stops25h 55m

$1,454

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Thu 7/5

17:35-07:50

1 stop16h 45m

Ko Samui

Fri 15/5

15:30-07:25

2 stops13h 25m

$1,457

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Adelaide to Ko Samui

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Ko Samui?

The month of May is, on average, the cheapest month to fly to Ko Samui from Adelaide, with most prices found around $1,304. If you aren’t able to travel during the month of May, then book flights to Ko Samui from Adelaide during October instead. Flights to Ko Samui in October, while not as cheap as those in May, still average around $1,305.

What is the cheapest day to depart on your flight to Ko Samui?

According to our data, Monday is the cheapest day to fly to Ko Samui from Adelaide. The lowest ticket price found for a Monday departure recently was $1,319. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Adelaide to Ko Samui for around $1,693.

What is the cheapest time of day to depart on your flight to Ko Samui?

Our data shows that the cheapest Adelaide to Ko Samui flights are usually those with departure times in the afternoon. Our users have found flights to Ko Samui in the afternoon for as low as $1,296. Flights in the morning are often more expensive, with an average ticket price of $1,484.

Can stopping save me money on Adelaide to Ko Samui flights?

You could potentially save up to 17% on your flight if you consider stops on a Adelaide to Ko Samui flight.

When to book flights from Adelaide to Ko Samui

Are you open to changing your travel dates? Check out the ideal times to fly from Adelaide to Ko Samui according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap Adelaide to Ko Samui (ADL to USM) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Adelaide to Ko Samui

Direct flights	None

There are no direct flights from Adelaide to Ko Samui. There are no popular flight routes from Adelaide to Ko Samui.

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How far is Adelaide to Ko Samui by plane?
There are 6386.5 km between Adelaide and Ko Samui. A reasonable flight in good conditions will take 10h 05m.
When did momondo last update prices for flights from Adelaide Airport to Ko Samui Airport?
Prices for flights from Adelaide Airport to Ko Samui Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Adelaide Airport to Ko Samui Airport?
There is 1 operator available for flights from Adelaide Airport to Ko Samui Airport as of November 2025.
How old do you have to be to fly from Adelaide Airport to Ko Samui Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Adelaide Airport to Ko Samui Airport.
What documentation or ID do you need to fly to Ko Samui Airport?
The travel and health documents required for your trip to Ko Samui Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Ko Samui Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Adelaide to Ko Samui?
momondo data reveals that the most frequently booked airline on the route from Adelaide to Ko Samui is Singapore Airlines, representing 100% of all bookings.

Best airlines flying from Adelaide to Ko Samui

Compare and see reviews for airlines that fly from Adelaide to Ko Samui with momondo

Airline	Rating	Free cancellation	Price
Singapore Airlines	PriceFrom $1,068	Free cancellation	Rating 8.1 1,407 reviews		Search Singapore Airlines flights

Ko Pha Ngan

Ko Tao

Khanom

Why use momondo?

Why should I use momondo to find a flight deal from Adelaide to Ko Samui?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Ko Samui from Adelaide.

Can I find flights from Adelaide to Ko Samui with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Ko Samui from Adelaide with this policy.

How can momondo help me find flights from Adelaide to Ko Samui?

Once you have performed a search for Adelaide to Ko Samui flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Adelaide to Ko Samui right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Adelaide to Ko Samui flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.